66565512009

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{172003907}}^1$

素因数の和:172003956

約数の個数: 12

約数和(自身を含む): 98386235376

約数和(自身を除く): 31820723367

約数列:

[1, 3, 9, 43, 129, 387, 172003907, 516011721, 1548035163, 7396168001, 22188504003, 66565512009]

約数ペア:

[(1, 66565512009), (3, 22188504003), (9, 7396168001), (43, 1548035163), (129, 516011721), (387, 172003907)]